[Ocfs2-devel] [PATCH V3 3/8] Cleancache: core ops functions and configuration

[Dave Hansen]

On Mon, 2010-06-21 at 16:19 -0700, Dan Magenheimer wrote:
> --- linux-2.6.35-rc2/include/linux/cleancache.h 1969-12-31 17:00:00.000000000 -0700
> +++ linux-2.6.35-rc2-cleancache/include/linux/cleancache.h      2010-06-21 14:45:18.000000000 -0600
> @@ -0,0 +1,88 @@
> +#ifndef _LINUX_CLEANCACHE_H
> +#define _LINUX_CLEANCACHE_H
> +
> +#include <linux/fs.h>
> +#include <linux/mm.h>
> +
> +struct cleancache_ops {
> +       int (*init_fs)(size_t);
> +       int (*init_shared_fs)(char *uuid, size_t);
> +       int (*get_page)(int, ino_t, pgoff_t, struct page *);
> +       void (*put_page)(int, ino_t, pgoff_t, struct page *);
> +       void (*flush_page)(int, ino_t, pgoff_t);
> +       void (*flush_inode)(int, ino_t);
> +       void (*flush_fs)(int);
> +};
> + 

How would someone go about testing this code?  Is there an example
cleancache implementation?

-- Dave